/*
Jessica Miller, CSE 142, Autumn 2010
This program draws a histogram of midterm exam scores.
*/
import java.io.*;
import java.util.*;

public class Histogram {
    public static void main(String[] args) throws FileNotFoundException {
		Scanner input = new Scanner(new File("midterm.txt"));
		int[] grades = new int[101];
		
		while (input.hasNextInt()) {
			int grade = input.nextInt();
			grades[grade]++;
		}

		for (int i = 0; i < grades.length; i++) {
			System.out.print(i + ": ");
			for (int j = 0; j < grades[i]; j++) {
				System.out.print("*");
			}
			System.out.println();
		}
    }
}